4389377873 has 2 divisors, whose sum is σ = 4389377874. Its totient is φ = 4389377872.

The previous prime is 4389377843. The next prime is 4389377879. The reversal of 4389377873 is 3787739834.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2338012609 + 2051365264 = 48353^2 + 45292^2 .

It is a cyclic number.

It is not a de Polignac number, because 4389377873 - 2⁶ = 4389377809 is a prime.

It is a super-2 number, since 2×4389377873² = 38533276223964008258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4389377879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2194688936 + 2194688937.

It is an arithmetic number, because the mean of its divisors is an integer number (2194688937).

Almost surely, 2^4389377873 is an apocalyptic number.

It is an amenable number.

4389377873 is a deficient number, since it is larger than the sum of its proper divisors (1).

4389377873 is an equidigital number, since it uses as much as digits as its factorization.

4389377873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21337344, while the sum is 59.

The square root of 4389377873 is about 66252.3801308300. The cubic root of 4389377873 is about 1637.3228522154.

The spelling of 4389377873 in words is "four billion, three hundred eighty-nine million, three hundred seventy-seven thousand, eight hundred seventy-three".